/*
 * Copyright 2020 eBlocker Open Source UG (haftungsbeschraenkt)
 *
 * Licensed under the EUPL, Version 1.2 or - as soon they will be
 * approved by the European Commission - subsequent versions of the EUPL
 * (the "License"); You may not use this work except in compliance with
 * the License. You may obtain a copy of the License at:
 *
 *   https://joinup.ec.europa.eu/page/eupl-text-11-12
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
package org.eblocker.server.icap.transaction.processor;

import org.eblocker.server.common.page.PageContext;
import org.eblocker.server.common.page.PageContextStore;
import org.eblocker.server.common.session.Session;
import org.eblocker.server.icap.transaction.Transaction;
import org.eblocker.server.icap.transaction.TransactionProcessor;
import com.google.inject.Inject;
import com.google.inject.Singleton;

@Singleton
public class PageContextProcessor implements TransactionProcessor {
    private final PageContextStore pageContextStore;

    @Inject
    public PageContextProcessor(PageContextStore pageContextStore) {
        this.pageContextStore = pageContextStore;
    }

    @Override
    public boolean process(Transaction transaction) {
        Session session = transaction.getSession();
        PageContext pageContext = pageContextStore.find(session, transaction.getReferrer());

        if (transaction.isRequest()) {
            transaction.setPageContext(pageContext);
        } else {
            PageContext childContext = pageContextStore.create(pageContext, session, transaction.getUrl());
            transaction.setPageContext(childContext);
        }

        return true;
    }
}
